摘要:
Disclosed is a laser-transmissible resin composition for laser welding having 100 parts by weight of a thermoplastic resin, and 0.01 to 3 parts by weight of titanium oxide that has a density of at least 4 g/cm3 and an average particle size of 100 to 400 nm; and the resin composition exhibits a whitish hue of white, gray or tint color. Also disclosed is a method for laser welding that includes piling a resin workpiece that is at least partly capable of laser-absorption onto a laser-transmissible resin workpiece that is molded out of the laser-transmissible resin composition, and irradiating a laser beam thereto to weld thermally.
摘要翻译:公开了一种激光焊接用激光焊接用树脂组合物,其具有100重量份的热塑性树脂,0.01〜3重量份的密度为4g / cm 3以上,平均粒径为100〜 400 nm; 并且树脂组合物表现出白色,灰色或着色的白色色调。 还公开了一种激光焊接方法,其包括将至少部分能够激光吸收的树脂工件堆叠在由激光透射性树脂组合物成型的激光透射性树脂工件上,并将激光束照射到 焊接热。
摘要:
Laser ray transmitting colored polyolefin resin composition containing an anthraquinone salt forming dye below; and method of laser welding wherein welding a portion of contact of a laser ray transmitting material of said resin composition and a laser ray absorbing material by irradiating laser ray so that the laser ray transmits the laser ray transmitting material and is absorbed in the laser ray absorbing material with the laser ray transmitting material and the laser ray absorbing material in contact with each other: A, B: —NH— or —O—; R1—R3: hydrogen, amino, hydroxy, halogen; R4—R13: hydrogen, alkyl, nitro, sulfonic group; Kin+: organic ammonium ion; m: 1 or 2; n: 1 or 2; the sulfonic group is —SO3 or SO3M, the number of —SO3 being m, M representing hydrogen or an alkali metal.
摘要:
Laser ray transmitting colored polyolefin resin composition containing an anthraquinone salt forming dye below; and method of laser welding wherein welding a portion of contact of a laser ray transmitting material of said resin composition and a laser ray absorbing material by irradiating laser ray so that the laser ray transmitting material transmits the laser ray and the laser ray is absorbed in the laser ray absorbing material with the laser ray transmitting material and the laser ray absorbing material in contact with each other: A, B: —NH— or —O—; R1-R3: hydrogen, amino, hydroxy, halogen; R4-R13: hydrogen, alkyl, nitro, sulfonic group; Kin+: organic ammonium ion; m: 1 or 2; n: 1 or 2; the sulfonic group is —SO3 or SO3M, the number of —SO3 being m, M representing hydrogen or an alkali metal.
摘要:
A laser-transmissible resin composition for laser welding comprises 100 parts by weight of a thermoplastic resin, 0.01 to 3 parts by weight of titanium oxide that has density of at least 4 g/cm3 and an average particle size of 100 to 400 nm; and exhibiting whitish hue of white, gray or tint color. A method for laser welding comprises: piling a resin workpiece 2 being at least partly capable of the laser-absorption onto a laser-transmissible resin workpiece 1 that molded out of the laser-transmissible resin composition, irradiating a laser beam 3 thereto to weld thermally.
摘要翻译:用于激光焊接的激光透射性树脂组合物包括100重量份的热塑性树脂,0.01至3重量份的密度为至少4g / cm 3的氧化钛和平均颗粒 尺寸为100〜400nm; 并呈现出白色,灰色或着色的白色色调。 一种用于激光焊接的方法包括:将至少部分能够激光吸收的树脂工件2堆叠到由激光透射树脂组合物模制的激光可透射树脂工件1上,向其照射激光束3以进行热焊接 。
摘要:
A charge control agent of the present invention comprises aggregate particles of an azo-type iron complex salt represented by the following chemical formula [I] in the chemical formula [I], R1—, R2—, R3—, R4—, R5— and R6— are same or different to each other, n is 0.7 to 0.99, the aggregate particles have an average particle size of 1 to 4 microns and an average particle size of a primary particulate crystalline, that is fined the aggregate particles with ultrasonic irradiation, is at most 3 microns. A toner for developing an electrostatic image comprises a resin for the toner and the charge control agent.
摘要:
A method for laser welding comprises: forming a laser-transmissible resin workpiece 1 exhibiting whitish hue of white, gray or tint color out of a resin composition which includes 100 parts by weight of a thermoplastic resin and 0.1 to 2 parts by weight of white pigment having 2 to 2.8 of reflectance, piling a resin workpiece 2 being at least partly capable of laser-absorption onto the laser-transmissible resin workpiece 1, and then irradiating a laser beam 3 thereto to weld them thermally.
摘要:
An electrophotographic yellow toner comprising binder resins having dispersed therein acetoacetanilide type monoazo pigments in its amorphous phase. The toner is excellent in transparency and spectral reflection characteristics. The toner is prepared by a process comprising a step of subjecting a colorant containing acetoacetanilide monoazo pigments and binder resins to heat treatment at a temperature higher than the softening point of the binder resin by at least 40.degree. C.
摘要:
The charge control agent comprises aggregate particles including an azo-type iron complex salt represented by the following chemical formula [VI] (in the chemical formula [VI], B+ is (H+)x(Na+) 1−x and x is mole ratio and 0.6 to 0.9, or B+ is (H+)y(Na+)1−y and y is mole ratio and 0 to 0.2) and the aggregate particles have 0.5 to 5.0 microns of an average particle size. A toner for developing an electrostatic image comprises a resin for the toner and the charge control agent. An image formation process of electrophotography comprises a step for developing an electrostatic latent image on an electrostatic latent image frame by a developer including the toner.
摘要:
A laser ray transmitting colored resin composition is formed of polyphenylene sulfide resin and a colorant having an endothermic peak between 200° C. and 300° C. as determined by TG/DTA thermal analysis. The difference TC-TN between the crystallization point TC of the laser ray transmitting colored resin composition and the crystallization point TN of the same composition as the composition except for not containing the aforementioned colorant, is not less than 0° C. as determined by DSC thermal analysis. The laser ray transmitting material is made of the laser ray transmitting colored resin composition, and has one exothermic energy peak and one endothermic energy peak as determined by DSC thermal analysis. The laser ray transmitting colored resin composition is excellent in molding accuracy, good in molded product appearance and gloss, capable of preventing or effectively reducing the gap between the materials to be welded in the case of a molded product used for laser welding, and good in heat resistance and fastness. The laser ray transmitting material is excellent in dimension stability and shape stability and capable of preventing or effectively reducing the gap between the materials to be welded when used for laser welding.
摘要翻译:激光透射着色树脂组合物由聚苯硫醚树脂和通过TG / DTA热分析测定的吸热峰在200℃至300℃之间的着色剂形成。 激光透射着色树脂组合物的结晶点T C C与晶化点T T之间的差异T N-T N N < 除了不含上述着色剂之外,与组合物相同组成的N 不低于0℃,通过DSC热分析测定。 激光透射材料由激光透射着色树脂组合物制成,并且具有通过DSC热分析确定的一个放热能峰和一个吸热能峰。 激光发射着色树脂组合物的成型精度优良,成型品外观和光泽好,能够防止或有效地减少激光焊接用的成型品的情况下的待焊接材料的间隙, 耐热性和坚牢度。 激光透射材料的尺寸稳定性和形状稳定性优异,并且能够防止或有效地减少用于激光焊接时待焊接材料之间的间隙。
摘要:
The charge control agent comprises aggregate particles including an azo-type iron complex salt represented by the following chemical formula [VI] (in the chemical formula [VI], B+ is (H+)x(Na+)1-x and x is mole ratio and 0.6 to 0.9, or B+ is (H+)y(Na+)1-y and y is mole ratio and 0 to 0.2) and the aggregate particles have 0.5 to 5.0 microns of an average particle size. A toner for developing an electrostatic image comprises a resin for the toner and the charge control agent. An image formation process of electrophotography comprises a step for developing an electrostatic latent image on an electrostatic latent image frame by a developer including the toner.